<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>The hello page</title>
</head>
<body>
<form action="upload" enctype="multipart/form-data" method="post">
<input type="file" name="post" id="file"/>
<input type="submit" name="btn" value="提交"/>
</form>
</body>
</html>